Friedrich Wilhelm, the Great Elector.
Ducat 1686 LCS, Berlin.
Extremely rare.
Attractive piece.


Maximilian II.
Ducat 1855.
Only a few pieces are known.
Extremely fine-uncirculated.

Ferdinand Albrecht I.
Löser in the weight of 4 Reichstalers 1670, Clausthal.
Extremely rare.
Attractive piece.

Friedrich Adolf.
5 Ducats 1711, Detmold.
Only known piece.
Extremely fine-uncirculated.

6 Ducats, n. d. (1765-1790), with the title of Joseph II.
NGC MS 62 PL.
Extremely rare.
Attractive piece from polished dies.
Almost uncirculaed.

Johann Adolf, 1590-1616.
Portugalöser (10 ducats) n.d., Eutin.
Extremely rare and of particular
significance in monetary history.
Attractive piece.

Leopold I, 1657-1705.
20 Ducats, n. d. (after 1666), Hall,
by M. König.
Extremely rare.
Almost extremely fine.

Archive: People and Markets
World’s Fair of Money Convention Medal 2023
The 2023 World’s Fair of Money will have a special Convention Medal. Medallic artist Jamie Franki has designed a medal featuring what makes the conventions’s location Pittsburgh unique in the world.
CoinsWeekly News in the Coiniverse App
The Coiniverse app helps its users identify coins and manage their own collections, while CoinsWeekly provides in-depth information on numismatic topics from around the world. As a new feature, Coiniverse users can now access CoinsWeekly articles directly in the app.
Archive: Coins, Medals and more

State-of-the-Art Minting Technology
Colours, special shapes, inlays, micro inscriptions, latent images and holograms – many technologies are used on commemorative coins today. In this article, we give you a little overview of the different technologies that are currently applied in the coin producing industry.

Marcus Antonius: The Loser Who Did Not Write History
Künker’s auction 419 features numismatic rarities from the Roman civil war that followed Caesar’s death. In addition to the Eid Mar denarius, aurei of Marcus Antonius will cross the auction block. We will re-tell his story – from his point of view, not that of Augustus.













Petition Crown Realizes More than $1 Million, Setting Record
For the second time this year, an example of England’s Petition Crown certified by NGC has realized a record price. The piece from the Geoffrey Cope Collection broke the $1 million barrier.
CAC Grading Service Begins Full Operations
With their famous green stickers, CAC was previously known mainly for the evaluation of high-grade coins already certified by other grading services. After a test phase, CAC has now fully launched its own grading service.